Home / 36,200.73-49,959.81-20,286.66

Finding the Fourth Proportional to 36,200.73, 49,959.81 and 20,286.66

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Solution

The fourth proportional to 36,200.73, 49,959.81 and 20,286.66 is: 27,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,200.73 : 49,959.81 = 20,286.66 : x
  2. Step 2: Convert to fraction form
    36,200.73/49,959.81 = 20,286.66/x
  3. Step 3: Cross multiply
    36,200.73x = 49,959.81 × 20,286.66
  4. Step 4: Simplify right side
    36,200.73x = 1,013,517,679.13
  5. Step 5: Solve for x
    x = 1,013,517,679.13/36,200.73
  6. Step 6: Final answer
    x = 27,997.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.